Trajectories are those of a right hand alpha helix unfolding.
Left: backbone only. Right: all atoms.
Raul E. Cachau (cachau@ncifcrf.gov) provided this example of a molecular
dynamic simulation of thermal motion of a segment of protein alpha helix.
Further information is available at Henry Rzepa and Benjamin Whitaker's
Hyperactive
Molecules Section 2.

Animation playback is specified as 30 frames per second
(With rotation also, 10 degrees on Y axis every second)